# Q vs Tez GPS

The clearest difference is iOS requirement: Q at 9.0 against Tez GPS's 16.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Q | Tez GPS |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 5 weeks |
| Monetization | Free | — |
| Size | 26 MB | 81 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [David Guildford](https://appshunter.io/developer/1770445601) | [Karthikeyan Kumaresan](https://appshunter.io/developer/1695318585) |

## What reviewers say

### Q

[App page](https://appshunter.io/ios/app/q-tuning/id1176525111)

Enhance your vehicle's performance, power, and fuel efficiency with custom ECU maps. This service offers a global network of dealers for professional remapping and chip tuning, without altering hardware.

**Highlights:** Increased power and torque, Improved fuel MPG, Custom ECU maps, Global dealer network, No hardware changes, Return to original settings

**Features:** macOS Compatibility

**In-app purchases:** none


### Tez GPS

[App page](https://appshunter.io/ios/app/tez-gps/id6504508778)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Q free?

Q is free to download, with no in-app purchases.

### Is Tez GPS free?

Tez GPS is free to download, with no in-app purchases.

### Do Q or Tez GPS have ads?

Neither Q nor Tez GPS shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*